Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction' in /var/www/html/engine/Shopware/Components/Session/PdoSessionHandler.php:560 Stack trace: #0 /var/www/html/engine/Shopware/Components/Session/PdoSessionHandler.php(560): PDOStatement->execute() #1 /var/www/html/engine/Shopware/Components/Session/PdoSessionHandler.php(291): Shopware\Components\Session\PdoSessionHandler->doRead('b078c9a0a345a50...') #2 [internal function]: Shopware\Components\Session\PdoSessionHandler->read('b078c9a0a345a50...') #3 /var/www/html/engine/Library/Zend/Session.php(489): session_start() #4 /var/www/html/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(104): Zend_Session::start(Array) #5 /var/www/html/var/cache/production_201812030839/proxies/ShopwareProductiondcddee7517842817856b3f7c7ffc265b89b42533ProjectContainer.php(4845): Shopware\Components\DependencyInjection\Bridge\Session->createSession(Object(Shopw in /var/www/html/engine/Shopware/Components/Session/PdoSessionHandler.php on line 560