Discuz! info: MySQL Query Error

Time: 2018-7-21 12:45pm
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.224.216.155', uid='0', maketime='1532148354', datecode='20180722', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=502&tid=2903935&sid=861CV8', newurl='forumdisplay.php?fid=475', 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.