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`='ae979f5adcf7602b3c40bd9e4d5c721b',`time`=1711648838,`ip`=X'36e05a19',`location`='/showthread.php?mode=threaded&tid=245&pid=2109',`useragent`='claudebot',`location1`=8,`location2`=245,`nopermission`=0