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 ('a7e7e69c3ef8a21a75fd6d6c2342dcb0','0','18.224.67.149','claudebot','1713283601','formmail.php?userid=2&sid=57810e1f0d73452f4d551ee107ca1dd7','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: 16.04.2024 @ 18:06
Script: /formmail.php?userid=2&sid=57810e1f0d73452f4d551ee107ca1dd7
Referer: