Discuz! info: MySQL Query Error

Time: 2016-12-11 2:20am
Script: /index.php

SQL: SELECT t.tid, t.subject, t.author, t.lastpost, t.lastposter, t.views, t.replies, m.email
FROM cdb_subscriptions s, cdb_members m, cdb_threads t
WHERE s.lastpost>s.lastnotify AND m.uid=s.uid AND t.tid=s.tid
Error: Table './ghforum_discuz/cdb_members' is marked as crashed and should be repaired
Errno.: 145

Similar error report has beed dispatched to administrator before.