Discuz! info: MySQL Query Error

Time: 2018-7-18 11:05am
Script: /forumdisplay.php

SQL: SELECT t.* FROM [Table]threads t
WHERE t.fid='2' AND t.displayorder>=0
ORDER BY t.displayorder DESC, t.lastpost DESC
LIMIT 0, 20
Error: Table '.\sql2018499ok\[Table]threads' is marked as crashed and should be repaired
Errno.: 145

Similar error report has beed dispatched to administrator before.