Fatal error: Uncaught PDOException: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction in /usr/www/users/traurig/engine/Shopware/Components/Session/PdoSessionHandler.php:560 Stack trace: #0 /usr/www/users/traurig/engine/Shopware/Components/Session/PdoSessionHandler.php(560): PDOStatement->execute() #1 /usr/www/users/traurig/engine/Shopware/Components/Session/PdoSessionHandler.php(303): Shopware\Components\Session\PdoSessionHandler->doRead('d8d4d7d9b29d10b...') #2 /usr/www/users/traurig/vendor/symfony/http-foundation/Session/Storage/Proxy/SessionHandlerProxy.php(64): Shopware\Components\Session\PdoSessionHandler->read('d8d4d7d9b29d10b...') #3 [internal function]: Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy->read('d8d4d7d9b29d10b...') #4 /usr/www/users/traurig/vendor/symfony/http-foundation/Session/Storage/NativeSessionStorage.php(192): session_start() #5 /usr/www/users/traurig/vendor/symfony/http-foundation/Session/Session.php(57): in /usr/www/users/traurig/engine/Shopware/Components/Session/PdoSessionHandler.php on line 560