diff --git a/classes/Hook/HookDisplayBackOfficeHeader.php b/classes/Hook/HookDisplayBackOfficeHeader.php
index 6aeefe5..6250c2a 100644
--- a/classes/Hook/HookDisplayBackOfficeHeader.php
+++ b/classes/Hook/HookDisplayBackOfficeHeader.php
@@ -89,7 +89,7 @@ protected function processFailedOrders()
         $failedOrders = Db::getInstance()->ExecuteS(
             'SELECT DISTINCT o.id_order, g.sent FROM `' . _DB_PREFIX_ . 'orders` o
             LEFT JOIN `' . _DB_PREFIX_ . GanalyticsRepository::TABLE_NAME . '` g ON o.id_order = g.id_order
-            WHERE (g.sent IS NULL OR g.sent = 0) AND o.date_add BETWEEN NOW() - INTERVAL ' . $backloadDays . ' DAY AND NOW() - INTERVAL 30 MINUTE'
+            WHERE (g.sent IS NULL OR g.sent = 0) AND o.date_add BETWEEN \'' . date('Y-m-d H:i:s', strtotime('-' . $backloadDays . ' days')) . '\' AND \'' . date('Y-m-d H:i:s', strtotime('-30 minutes')) . '\''
         );
 
         // Process each failed order
diff --git a/classes/Repository/GanalyticsRepository.php b/classes/Repository/GanalyticsRepository.php
index c45e287..c74b421 100644
--- a/classes/Repository/GanalyticsRepository.php
+++ b/classes/Repository/GanalyticsRepository.php
@@ -70,7 +70,7 @@ public function findAllByShopIdAndDateAdd($shopId)
             FROM `' . _DB_PREFIX_ . self::TABLE_NAME . '`
             WHERE sent = 0
                 AND id_shop = ' . (int) $shopId . '
-                AND DATE_ADD(date_add, INTERVAL 30 minute) < NOW()'
+                AND DATE_ADD(date_add, INTERVAL 30 minute) < \'' . date('Y-m-d H:i:s') . '\''
         );
     }
 
@@ -108,7 +108,7 @@ public function addOrder(int $idOrder, int $idShop)
                 'id_order' => (int) $idOrder,
                 'id_shop' => (int) $idShop,
                 'sent' => 0,
-                'date_add' => ['value' => 'NOW()', 'type' => 'sql'],
+                'date_add' => date('Y-m-d H:i:s'),
             ]
         );
     }
@@ -144,7 +144,7 @@ public function markOrderAsSent($idOrder)
         return Db::getInstance()->update(
             self::TABLE_NAME,
             [
-                'date_add' => ['value' => 'NOW()', 'type' => 'sql'],
+                'date_add' => date('Y-m-d H:i:s'),
                 'sent' => 1,
             ],
             'id_order = ' . (int) $idOrder