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 ('ca3251d3d82c58e8da37e5f9ec635c0d','0','18.207.163.25','claudebot','1711695537','register.php?sid=7a2b6605e7c93829b851969cfafa3713','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 @ 07:58
Script: /register.php?sid=7a2b6605e7c93829b851969cfafa3713
Referer: