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 ('77ecc2bfd17c87e134f9f5c9e1c29e21','0','44.213.75.78','claudebot','1711678673','register.php?sid=85ea1bc9b8f5dee8536a2a5be774672a','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 @ 03:17
Script: /register.php?sid=85ea1bc9b8f5dee8536a2a5be774672a
Referer: