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 ('cb715416a4e5105a6838d0726e2a6474', -1, 1601116221, 1601116221, '12cf6a8e', 14, 0)

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