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 ('84d2ea6287271d83b790580180625b0e','0','3.80.173.25','claudebot','1711692449','register.php?sid=8e23e1b834f1e6aa38a27ad1f3e33e28','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: 29.03.2024 @ 07:07
Script: /register.php?sid=8e23e1b834f1e6aa38a27ad1f3e33e28
Referer: