SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('81d20f5ca3e673883ee10822a2ca277a','0','18.97.9.170','CCBot/2.0 (https://commoncrawl.org/faq/)','1745781084','markread.php?boardid=10&sid=9985ff6f6ed2e6722286493350b29ba8','0','0','')
mysql error: The table 'bb2_sessions' is full
mysql error number: 1114
mysql version: 4.1.22-standard
php version: 5.3.29-1+hw8
Date: 27.04.2025 @ 15:11
Script: /wbb2/markread.php?boardid=10&sid=9985ff6f6ed2e6722286493350b29ba8
Referer: