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 ('c7d847253e4692c22cbb007ac1b139b3','0','18.207.240.205','claudebot','1711617716','register.php?sid=921c37e5eaf9cf8ab11c73be4377729e','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: 28.03.2024 @ 10:21
Script: /register.php?sid=921c37e5eaf9cf8ab11c73be4377729e
Referer: