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`='0dea66051b0b2a84edb3a7bb5dd73fe5',`time`=1711654905,`ip`=X'0358fe32',`location`='/showthread.php?tid=310&pid=1885',`useragent`='claudebot',`location1`=8,`location2`=310,`nopermission`=0