MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='551a56f41082552c6ffee99ce4fdb2d2',`time`=1711625243,`ip`=X'36519d85',`location`='/showthread.php?tid=401&action=lastpost',`useragent`='claudebot',`location1`=9,`location2`=401,`nopermission`=0