phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('84ef7c0ff0d268d008c6c01f23de451b', -1, 1717331402, 1717331402, '0390977e', 1, 0, 0)

Line : 187
File : sessions.php