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`='a4564ceaa38050412868ff64b0048b9c',`time`=1711618262,`ip`=X'2cccda4f',`location`='/showthread.php?tid=397&action=lastpost',`useragent`='claudebot',`location1`=17,`location2`=397,`nopermission`=0