Fatal error: Uncaught PDOException: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction in /var/www/web1716/htdocs/shop/engine/Shopware/Components/Session/PdoSessionHandler.php:536 Stack trace: #0 /var/www/web1716/htdocs/shop/engine/Shopware/Components/Session/PdoSessionHandler.php(536): PDOStatement->execute() #1 /var/www/web1716/htdocs/shop/engine/Shopware/Components/Session/PdoSessionHandler.php(291): Shopware\Components\Session\PdoSessionHandler->doRead('402efc08653c2ec...') #2 [internal function]: Shopware\Components\Session\PdoSessionHandler->read('402efc08653c2ec...') #3 /var/www/web1716/htdocs/shop/engine/Library/Zend/Session.php(481): session_start() #4 /var/www/web1716/htdocs/shop/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(105): Zend_Session::start(Array) #5 /var/www/web1716/htdocs/shop/var/cache/production_201809181442/proxies/ShopwareProduction3e4e5d2daa92330e7c122aa81bbae0662e7abaeaProjectContainer.php(4843): Shopware\Component in /var/www/web1716/htdocs/shop/engine/Shopware/Components/Session/PdoSessionHandler.php on line 536