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`='ba023af0233cf785925c9a9cd7e137a6',`time`=1711650458,`ip`=X'2cc0f7b9',`location`='/showthread.php?tid=43',`useragent`='claudebot',`location1`=29,`location2`=43,`nopermission`=0