Discuz! info: MySQL Query Error

Time: 2018-7-19 6:15pm
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.81.195.140', uid='0', maketime='1531995338', datecode='20180720', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=211&tid=3000622&extra=page%3D1', newurl='forumdisplay.php?fid=583', 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.