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 ('861f7bc1ed3a694c06f13c88f29ee20c', -1, 1737555683, 1737555683, '03914d43', 8, 0, 0)

Line : 187
File : sessions.php