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 ('e2f12570c3b95370fa78580faf108d47','0','3.21.106.69','claudebot','1713431036','register.php?sid=1693c0cb9a3117b2cc785afd40272649','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 @ 11:03
Script: /register.php?sid=1693c0cb9a3117b2cc785afd40272649
Referer: