Discuz! info: MySQL Query Error

Time: 2018-7-17 7:00am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.80.7.173', uid='0', maketime='1531782018', datecode='20180717', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=520&tid=2980681&sid=89CVcV', newurl='forumdisplay.php?fid=513', adtype='fb'
Error: Table './ktzone/sc_fbvb' is marked as crashed and should be repaired
Errno.: 145

Similar error report has beed dispatched to administrator before.