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`='35e31c2f7641458b87427b6b264c63d6',`time`=1711654704,`ip`=X'03eb8249',`location`='/ratethread.php?tid=27&rating=3&my_post_key=2158e42169477e84ba84b7b387d82431',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0