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`='b26bd920c04aefbd9b054e8fd2c72378',`time`=1711692484,`ip`=X'03ef0f22',`location`='/showthread.php?tid=241&pid=1440',`useragent`='claudebot',`location1`=9,`location2`=241,`nopermission`=0