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 ('c4783c99feb24ed91e46c11ee91a7dfd', -1, 1601119218, 1601119218, '12cf6a8e', 84, 0)

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