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 ('9bed5647dc2a9869ae8acbec4f0bb1b4', -1, 1717403383, 1717403383, '038e9685', -4, 0, 0)

Line : 187
File : sessions.php