Discuz! info: MySQL Query Error

Time: 2018-5-21 6:11am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.156.76.187', uid='0', maketime='1526854264', datecode='20180521', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=213&tid=1501187&extra=page%3D1&sid=h7EHvQ', newurl='forumdisplay.php?fid=526', 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.