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`='00aa063422e93a4618fcc5e6aca9e8b1',`time`=1711709567,`ip`=X'ae81be0a',`location`='/showthread.php?tid=441&action=newpost',`useragent`='claudebot',`location1`=29,`location2`=441,`nopermission`=0