Discuz! info: MySQL Query Error

Time: 2019-2-20 6:35am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='52.91.176.251', uid='0', maketime='1550615740', datecode='20190220', ua='CCBot/2.0 (https://commoncrawl.org/faq/)', referurl='', url='?fid=486&tid=3040714', newurl='forumdisplay.php?fid=334', 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.