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`='ea3e7b08fc1e133e90b233dd2d873dc6',`time`=1711616798,`ip`=X'035abb0b',`location`='/misc.php?action=help&hid=2',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0