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`='14500d372d3d077e7d54ace3eae5211e',`time`=1711639084,`ip`=X'03ec3789',`location`='/showthread.php?tid=392&pid=2255',`useragent`='claudebot',`location1`=8,`location2`=392,`nopermission`=0