Laravel 抛出 Warning:Error while sending STMT_PREPARE packet 如何解决

Laravel 执行事件不定期抛出 ErrorException Warning: Error while sending STMT_PREPARE packet. PID=2711问题如何解决？
项目使用队列处理的任务中，查询数据抛出异常，难道是数据库连接断了吗？

##### ErrorException

Warning: Error while sending STMT_PREPARE packet. PID=2711

-   `/app/Http/Repository/UserRepository.php` in `App\Http\Repository\UserRepository::getUser` at line `100`

public function getUser($name)
{
  $user = User::where('name', $name)->first();
  // ...
}

| name | test123 |

-   `/app/Jobs/DispatchSyncUserInfo.php` in `App\Jobs\DispatchSyncUserInfo::handle` at line `61`

-   Called from: 

    `[internal]` in `call_user_func_array`

-   `/artisan` at line `37`