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`='7bd667207269be3fd758f8e2f6ce986a',`time`=1711663942,`ip`=X'035081c3',`location`='/showthread.php?tid=241&pid=2105',`useragent`='claudebot',`location1`=9,`location2`=241,`nopermission`=0