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`='9752a3fd42a298ff18d10f1e46290e3f',`time`=1711665900,`ip`=X'345b4317',`location`='/ratethread.php?tid=309&rating=3&my_post_key=6af831a19aa17a49575db2fd16b0736d',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0