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`='c5de21dee07abdc70026453c704ad980',`time`=1711622737,`ip`=X'12e9dfbd',`location`='/ratethread.php?tid=244&rating=2&my_post_key=940dbc3006a170231d03788434632c6d',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0