Discuz! info: MySQL Query Error

Time: 2018-7-18 2:03am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.81.76.247', uid='0', maketime='1531850617', datecode='20180718', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=452&tid=2755487', newurl='forumdisplay.php?fid=562', 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.