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`='79d99c3ed7756a6ae36f0928d70fe742',`time`=1711630481,`ip`=X'22cc3410',`location`='/showthread.php?tid=326&pid=566',`useragent`='claudebot',`location1`=8,`location2`=326,`nopermission`=0