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`='e434c00dd139708413103a86bb4f107d',`time`=1710842960,`ip`=X'369d3dc2',`location`='/mybb/showthread.php?tid=576&action=lastpost',`useragent`='claudebot',`location1`=42,`location2`=576,`nopermission`=0