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`='6ce43995697c7be529c8cf6618aab206',`time`=1711709173,`ip`=X'03ed5745',`location`='/showthread.php?tid=333&pid=1989',`useragent`='claudebot',`location1`=8,`location2`=333,`nopermission`=0