我得到以下错误:错误时,运行人员在运行时<code>php artisan migrate</code>迁移
exception 'PDOException' with message 'SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' in /opt/lampp/htdocs/larproject/vendor/laravel/framework/src/Illuminate/Database/Connectors/Connector.php:47
我能做些什么来解决这个问题?