Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction' in /srv/www/clients/client3/web5/web/engine/Shopware/Components/Session/PdoSessionHandler.php:536 Stack trace: #0 /srv/www/clients/client3/web5/web/engine/Shopware/Components/Session/PdoSessionHandler.php(536): PDOStatement->execute() #1 /srv/www/clients/client3/web5/web/engine/Shopware/Components/Session/PdoSessionHandler.php(291): Shopware\Components\Session\PdoSessionHandler->doRead('762e599ac492308...') #2 [internal function]: Shopware\Components\Session\PdoSessionHandler->read('762e599ac492308...') #3 /srv/www/clients/client3/web5/web/engine/Library/Zend/Session.php(491): session_start() #4 /srv/www/clients/client3/web5/web/engine/Shopware/Components/DependencyInjection/Bridge/Session.php(105): Zend_Session::start(Array) #5 /srv/www/clients/client3/web5/web/var/cache/production_201707131430/proxies/ShopwareProduction03dc888e48f89e08043e39116397eb in /srv/www/clients/client3/web5/web/engine/Shopware/Components/Session/PdoSessionHandler.php on line 536