phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('1acb91fd5d13af318d922c4beb6cf2bc', -1, 1601120479, 1601120479, '12cf6a8e', 25, 0)

Line : 158
File : /home/admin/forum88.yukz.com/bbs/includes/sessions.php