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`='618e998f5a25a327ee94daa06fbfd256',`time`=1711679068,`ip`=X'03eec351',`location`='/showthread.php?tid=261&pid=877',`useragent`='claudebot',`location1`=8,`location2`=261,`nopermission`=0