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 ('05e717c45f936d96cf0b62595f74dd8d','0','3.17.75.14','claudebot','1713455927','register.php?sid=91d435175fda2f7a3fdbb3a3ec9ad087','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: 18.04.2024 @ 17:58
Script: /register.php?sid=91d435175fda2f7a3fdbb3a3ec9ad087
Referer: