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`='ebb0797197e5a77a9654a3b1d24fa505',`time`=1710844022,`ip`=X'36dd9fbc',`location`='/mybb/forumdisplay.php?fid=42',`useragent`='claudebot',`location1`=42,`location2`=0,`nopermission`=0