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`='80ac2b9f4545c6501951f8ccc1499da8',`time`=1711704077,`ip`=X'2cc8ae9d',`location`='/newreply.php?tid=349&replyto=2457',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0