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`='1d1ba7973c456c17c6cf94c868832119',`time`=1711712673,`ip`=X'22ef96f7',`location`='/showthread.php?tid=213',`useragent`='claudebot',`location1`=9,`location2`=213,`nopermission`=0