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 ('f8b408088459cb299dc582e74a3d44a7','0','3.238.135.30','claudebot','1711718052','register.php?sid=54eada1323e1a7f322677db2f15047ef','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 @ 14:14
Script: /register.php?sid=54eada1323e1a7f322677db2f15047ef
Referer: