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`='f882e677725f4c7243b9b1dfec0ab1c2',`time`=1711708448,`ip`=X'36e29b97',`location`='/showthread.php?tid=250&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=250,`nopermission`=0