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`='a1b01fc0c4e84be03048eb7c81a904ca',`time`=1711619818,`ip`=X'03ec3789',`location`='/showthread.php?tid=292&pid=2157',`useragent`='claudebot',`location1`=8,`location2`=292,`nopermission`=0