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`='0a44ec6079120d958539c9b3ef048ed7',`time`=1710833625,`ip`=X'34cddaa0',`location`='/mybb/showthread.php?tid=574',`useragent`='claudebot',`location1`=42,`location2`=574,`nopermission`=0