Discuz! info: MySQL Query Error

Time: 2018-7-21 5:07am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.224.83.221', uid='0', maketime='1532120826', datecode='20180721', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=486&tid=2961390&sid=p27J2b', newurl='forumdisplay.php?fid=501', 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.