后台突然进不了

hgjxw

MySQL Query:SELECT data FROM destoon_session WHERE sessionid='a6o3m4kfak6ankk2d02fiagg07'
MySQL Error:Table '.\a0525155803\destoon_session' is marked as crashed and should be repaired MySQL Errno:145
Message:MySQL Query Error

也不知道什么问题，有时是发现进不来，但过会会好的，但这次比较急，怎么解决啊