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`='9cb02fb2576a508d48c2742ad994bc1b',`time`=1711668767,`ip`=X'369fba92',`location`='/showthread.php?tid=224&pid=4908',`useragent`='claudebot',`location1`=9,`location2`=224,`nopermission`=0