Discuz! info: MySQL Query Error

Time: 2019-5-21 9:22pm
Script: /tag.php

SQL: SELECT t.*,tt.tid as tagtid FROM [Table]threadtags tt LEFT JOIN [Table]threads t USING(tid) WHERE tt.tagname='longer' ORDER BY lastpost DESC LIMIT 0, 20
Error: Table '.\[Table]\[Table]threads' is marked as crashed and should be repaired
Errno.: 145

Similar error report has beed dispatched to administrator before.