SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.4): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('a649c5ef4ac68b738ac8c1e7278eb3ef','0','54.196.223.42','CCBot/2.0 (http://commoncrawl.org/faq/)','1475174430','hmportal.php','0','0','')
mysql error: INSERT command denied to user 'web775'@'localhost' for table 'bb1_sessions'
mysql error number: 1142
mysql version: 5.1.73-0ubuntu0.10.04.1
php version: 5.2.17
Date: 29.09.2016 @ 20:40
Script: /wbb2/hmportal.php
Referer: