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`='fc8d5dd6a68c1e4e8942131e9ca49574',`time`=1711628631,`ip`=X'2cc8276e',`location`='/showthread.php?tid=237&action=lastpost',`useragent`='claudebot',`location1`=9,`location2`=237,`nopermission`=0