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`='7e35089bde68b2fb133e8e08f85af7a0',`time`=1711622729,`ip`=X'22cc3410',`location`='/showthread.php?tid=56&action=newpost',`useragent`='claudebot',`location1`=4,`location2`=56,`nopermission`=0