Fatal error: Uncaught PDOException: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction in /shopware/engine/Shopware/Components/Session/PdoSessionHandler.php:560 Stack trace: #0 /shopware/engine/Shopware/Components/Session/PdoSessionHandler.php(560): PDOStatement->execute() #1 /shopware/engine/Shopware/Components/Session/PdoSessionHandler.php(291): Shopware\Components\Session\PdoSessionHandler->doRead('e9f4ab2897744f7...') #2 [internal function]: Shopware\Components\Session\PdoSessionHandler->read('e9f4ab2897744f7...') #3 /shopware/engine/Library/Zend/Session.php(468): session_start() #4 /shopware/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(99): Zend_Session::start(Array) #5 /shopware/var/cache/production_201906060858/proxies/ShopwareProduction36661221c5b2ca61aac1518b8c7d8afd563fc982ProjectContainer.php(2826): Shopware\Components\DependencyInjection\Bridge\Session->createSession(Object(ShopwareProduction36661221c5b2ca61aac1518b8c7d8afd563fc9 in /shopware/engine/Shopware/Components/Session/PdoSessionHandler.php on line 560