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 ('e29c34738ec4651ccb6b35ab9cac83c7','0','18.232.169.110','claudebot','1711620611','register.php?sid=bcaa4e1ce9d4253040f5d7e339e01932','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 @ 11:10
Script: /register.php?sid=bcaa4e1ce9d4253040f5d7e339e01932
Referer: