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`='868501d7d4a66a54ae12441d38fe1ace',`time`=1711717720,`ip`=X'12ea9ac5',`location`='/ratethread.php?tid=7&rating=3&my_post_key=9d9424cb9f465c8d1a5fbb98beef68ab',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0