Discuz! info: MySQL Query Error

Time: 2018-11-20 10:26am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.221.75.68', uid='0', maketime='1542680809', datecode='20181121', ua='CCBot/2.0 (https://commoncrawl.org/faq/)', referurl='', url='?fid=523&tid=989863', newurl='forumdisplay.php?fid=584', 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.