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 ('a947e62d9e876e0e2c5ae15f435827d1', -1, 1737631240, 1737631240, '0392b001', 5, 0, 0)

Line : 187
File : sessions.php