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`='61cfa6a50b461c37253dc41df1f2b6cc',`time`=1710830779,`ip`=X'03553fbe',`location`='/mybb/misc.php?action=help',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0