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 ('865816157c8f8c226e930f74ab6c64fd','0','3.128.205.109','claudebot','1713445670','register.php?sid=2c98dc82e9ce39ecdfc5b42f8d1add4d','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 @ 15:07
Script: /register.php?sid=2c98dc82e9ce39ecdfc5b42f8d1add4d
Referer: