Fatal error: Uncaught PDOException: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction in /var/www/webroot/ROOT/engine/Shopware/Components/Session/PdoSessionHandler.php:560 Stack trace: #0 /var/www/webroot/ROOT/engine/Shopware/Components/Session/PdoSessionHandler.php(560): PDOStatement->execute() #1 /var/www/webroot/ROOT/engine/Shopware/Components/Session/PdoSessionHandler.php(291): Shopware\Components\Session\PdoSessionHandler->doRead('5b5d61b43a54289...') #2 [internal function]: Shopware\Components\Session\PdoSessionHandler->read('5b5d61b43a54289...') #3 /var/www/webroot/ROOT/engine/Library/Zend/Session.php(489): session_start() #4 /var/www/webroot/ROOT/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(104): Zend_Session::start(Array) #5 /var/www/webroot/ROOT/var/cache/production_201812030839/proxies/ShopwareProduction499a7140726fa312b79ef43e4af2a2bedfa7713aProjectContainer.php(4301): Shopware\Components\DependencyInjection\Bridge\Session->crea in /var/www/webroot/ROOT/engine/Shopware/Components/Session/PdoSessionHandler.php on line 560