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 ('c63a9836c96f2740f3d5aa1da7d9bbc2', -1, 1713546846, 1713546846, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php