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`='f97a83d706cc22fbd2aac5e522806e63',`time`=1711695987,`ip`=X'2cd2ef0c',`location`='/newreply.php?tid=281&replyto=2146',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0