error prestashop" at line 791 in file classes/db/Db.php "

[elias630]

Hola, de un día para otro me ha salido el siguiente error en prestashop y no me deja entrar en el backoffice.

[PrestaShopDatabaseException]

Lost connection to MySQL server during query
 

			UPDATE `bsqq_employee`
			SET `last_connection_date` = CURRENT_DATE()
			WHERE `id_employee` = 1 AND `last_connection_date`< CURRENT_DATE()
		

at line 791 in file classes/db/Db.php

 

786.         if ($webservice_call && $errno) {
787.             $dbg = debug_backtrace();
788.             WebserviceRequest::getInstance()->setError(500, '[SQL Error] '.$this->getMsgError().'. From '.(isset($dbg[3]['class']) ? $dbg[3]['class'] : '').'->'.$dbg[3]['function'].'() Query was : '.$sql, 97);
789.         } elseif (_PS_DEBUG_SQL_ && $errno && !defined('PS_INSTALLATION_IN_PROGRESS')) {
790.             if ($sql) {
791.                 throw new PrestaShopDatabaseException($this->getMsgError().'<br /><br /><pre>'.$sql.'</pre>');
792.             }
793. 
794.             throw new PrestaShopDatabaseException($this->getMsgError());
795.         }
796.     }

• DbCore->displayError - [line 425 - classes/db/Db.php] - [1 Arguments]
• DbCore->query - [line 601 - classes/db/Db.php] - [1 Arguments]
• DbCore->execute - [line 494 - classes/Employee.php] - [1 Arguments]
• EmployeeCore::setLastConnectionDate - [line 2773 - classes/controller/AdminController.php] - [1 Arguments]
• AdminControllerCore->init - [line 170 - classes/controller/Controller.php]
• ControllerCore->run - [line 367 - classes/Dispatcher.php]
• DispatcherCore->dispatch - [line 58 - admin/index.php]

 

Haber si pueden echarme una mano para solucionarlo, necesito entrar para gestionar pedidos. Graciass.