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 ('77c61eb956df06a5ef4aadec560f84af','0','18.225.255.134','claudebot','1713450502','register.php?sid=4c9ed9cce84416aa73ba82d73c78c66b','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 @ 16:28
Script: /register.php?sid=4c9ed9cce84416aa73ba82d73c78c66b
Referer: