MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
126 - Index for table './bclintbe_mbb3/mbb_sessions.MYI' is corrupt; try to repair it
Query:
REPLACE INTO mbb_sessions SET `uid`=0,`sid`='78a7b6e0b3b26b67fb9884c2dac9bed3',`time`=1710846428,`ip`=X'36544149',`location`='/mybb/misc.php?action=whoposted&tid=576',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0