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`='3776e71e3d786ecf178a714ad7114da6',`time`=1711642802,`ip`=X'2cc89172',`location`='/showthread.php?tid=228&action=lastpost',`useragent`='claudebot',`location1`=9,`location2`=228,`nopermission`=0