diff --git a/src/Symfony/Component/Messenger/Tests/Transport/Doctrine/DoctrineIntegrationTest.php b/src/Symfony/Component/Messenger/Tests/Transport/Doctrine/DoctrineIntegrationTest.php
index 67707339640d8..3a7db27a18f59 100644
--- a/src/Symfony/Component/Messenger/Tests/Transport/Doctrine/DoctrineIntegrationTest.php
+++ b/src/Symfony/Component/Messenger/Tests/Transport/Doctrine/DoctrineIntegrationTest.php
@@ -81,25 +81,25 @@ public function testItRetrieveTheFirstAvailableMessage()
             'body' => '{"message": "Hi handled"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'delivered_at' => Connection::formatDateTime(new \DateTime()),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:00:00',
+            'delivered_at' => (new \DateTime())->format('Y-m-d H:i:s'),
         ]);
         // one available later
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi delayed"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 13:00:00')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 13:00:00',
         ]);
         // one available
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi available"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:30:00')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:30:00',
         ]);
 
         $encoded = $this->connection->get();
@@ -114,33 +114,33 @@ public function testItCountMessages()
             'body' => '{"message": "Hi handled"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'delivered_at' => Connection::formatDateTime(new \DateTime()),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:00:00',
+            'delivered_at' => (new \DateTime())->format('Y-m-d H:i:s'),
         ]);
         // one available later
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi delayed"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime((new \DateTime())->modify('+1 minute')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => ((new \DateTime())->modify('+1 minute'))->format('Y-m-d H:i:s'),
         ]);
         // one available
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi available"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:30:00')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:30:00',
         ]);
         // another available
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi available"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:30:00')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:30:00',
         ]);
 
         $this->assertSame(2, $this->connection->getMessageCount());
@@ -154,16 +154,16 @@ public function testItRetrieveTheMessageThatIsOlderThanRedeliverTimeout()
             'body' => '{"message": "Hi requeued"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'delivered_at' => Connection::formatDateTime($twoHoursAgo),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:00:00',
+            'delivered_at' => $twoHoursAgo->format('Y-m-d H:i:s'),
         ]);
         $this->driverConnection->insert('messenger_messages', [
             'body' => '{"message": "Hi available"}',
             'headers' => json_encode(['type' => DummyMessage::class]),
             'queue_name' => 'default',
-            'created_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:00:00')),
-            'available_at' => Connection::formatDateTime(new \DateTime('2019-03-15 12:30:00')),
+            'created_at' => '2019-03-15 12:00:00',
+            'available_at' => '2019-03-15 12:30:00',
         ]);
 
         $next = $this->connection->get();
diff --git a/src/Symfony/Component/Messenger/Transport/Doctrine/Connection.php b/src/Symfony/Component/Messenger/Transport/Doctrine/Connection.php
index c8692ba3486c6..81a2d7248dec5 100644
--- a/src/Symfony/Component/Messenger/Transport/Doctrine/Connection.php
+++ b/src/Symfony/Component/Messenger/Transport/Doctrine/Connection.php
@@ -122,8 +122,8 @@ public function send(string $body, array $headers, int $delay = 0): string
             ':body' => $body,
             ':headers' => json_encode($headers),
             ':queue_name' => $this->configuration['queue_name'],
-            ':created_at' => self::formatDateTime($now),
-            ':available_at' => self::formatDateTime($availableAt),
+            ':created_at' => $this->formatDateTime($now),
+            ':available_at' => $this->formatDateTime($availableAt),
         ]);
 
         return $this->driverConnection->lastInsertId();
@@ -161,7 +161,7 @@ public function get(): ?array
             $now = new \DateTime();
             $this->executeQuery($queryBuilder->getSQL(), [
                 ':id' => $doctrineEnvelope['id'],
-                ':delivered_at' => self::formatDateTime($now),
+                ':delivered_at' => $this->formatDateTime($now),
             ]);
 
             $this->driverConnection->commit();
@@ -268,9 +268,9 @@ private function createAvailableMessagesQueryBuilder(): QueryBuilder
             ->andWhere('m.available_at <= :now')
             ->andWhere('m.queue_name = :queue_name')
             ->setParameters([
-                ':now' => self::formatDateTime($now),
+                ':now' => $this->formatDateTime($now),
                 ':queue_name' => $this->configuration['queue_name'],
-                ':redeliver_limit' => self::formatDateTime($redeliverLimit),
+                ':redeliver_limit' => $this->formatDateTime($redeliverLimit),
             ]);
     }
 
@@ -329,9 +329,9 @@ private function getSchema(): Schema
         return $schema;
     }
 
-    public static function formatDateTime(\DateTimeInterface $dateTime)
+    private function formatDateTime(\DateTimeInterface $dateTime): string
     {
-        return $dateTime->format('Y-m-d\TH:i:s');
+        return $dateTime->format($this->driverConnection->getDatabasePlatform()->getDateTimeFormatString());
     }
 
     private function decodeEnvelopeHeaders(array $doctrineEnvelope): array