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`='4fa2b147be14a656266d6451966ebe09',`time`=1711643710,`ip`=X'035938e4',`location`='/showthread.php?tid=260',`useragent`='claudebot',`location1`=8,`location2`=260,`nopermission`=0