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, session_admin) VALUES ('4c18f117c74b14e5ff8a2bf2e51147f2', -1, 1713884931, 1713884931, '54ccfc03', 5, 0, 0)

Line : 187
File : sessions.php