Discuz! info: MySQL Query Error

Time: 2018-7-18 2:04am
Script: /viewthread.php

SQL: insert into sc_fbvb set ip='54.81.254.212', uid='0', maketime='1531850658', datecode='20180718', ua='CCBot/2.0 (http://commoncrawl.org/faq/)', referurl='', url='?fid=176&tid=1979156', newurl='forumdisplay.php?fid=570', 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.