部分用户登录很卡已解决悬赏5积分

异常日志：

14:40:06 ERROR: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting tr                                                                                  ansaction <p>The sql is: UPDATE `zt_user` SET  visits = visits + 1, `ip` = '36.7.154.96', `last` = &#0                                                                                  39;1704782403' wHeRe account  = 'wujianqi'</p> in lib/base/dao/dao.class.php on line 1412, last c                                                                                  alled by lib/base/dao/dao.class.php on line 792 through function sqlError.

 in framework/base/router.class.php on line 2797 when visiting