SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('f909c666a3ce7c096534ae0f1f8a14c2','0','44.212.50.220','claudebot','1711646360','register.php?sid=46da0eb11802a17d4eb9fd2139af20c0','0','0','')
mysql error: The table 'bb1_sessions' is full
mysql error number: 1114
mysql version: 10.0.32-MariaDB-0+deb8u1
php version: 5.6.33-0+deb8u1
Date: 28.03.2024 @ 18:19
Script: /register.php?sid=46da0eb11802a17d4eb9fd2139af20c0
Referer: