[PrestaShopDatabaseException]

Db->executeS() must be used only with select, show, explain or describe queries
at line 471 in file classes/db/Db.php

465. 
466. 		// This method must be used only with queries which display results
467. 		if (!preg_match('#^\s*\(?\s*(select|show|explain|describe|desc)\s#i', $sql))
468. 		{
469. 			if (defined('_PS_MODE_DEV_') && _PS_MODE_DEV_)
470. 				throw new PrestaShopDatabaseException('Db->executeS() must be used only with select, show, explain or describe queries');
471. 			return $this->execute($sql, $use_cache);
472. 		}
473. 
474. 		$this->result = false;
475. 		$this->last_query = $sql;