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`='9a34ae9a87d4d4bad28cfb2d38647cb4',`time`=1711719423,`ip`=X'03ec5104',`location`='/ratethread.php?tid=8&rating=2&my_post_key=fd409fce17ef1bf3e828bd2f24e3dc2b',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0