Discuz! info: MySQL Query Error

Time: 2018-8-21 3:00am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.198.126.110', uid='0', maketime='1534791653', datecode='20180821', ua='CCBot/2.0 (https://commoncrawl.org/faq/)', referurl='', url='?fid=504&tid=1015145&sid=3nTdtR', newurl='forumdisplay.php?fid=176', 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.