回复时还是出错 怎么回事？

回复帖子时出错,并报出如下网页内容:
Query Error: INSERT LOW_PRIORITY INTO pw_pidtmp(pid) values('')

The URL Is:
http://www.peiyin.com/bbs/post.php?

MySQL Server Error:
Table '.\pycom\pw_pidtmp' is marked as crashed and should be repaired ( 145 )

You Can Get Help In:
http://www.phpwind.net

 一直没好过，请斑竹赐教