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 ('4d95b51ca5798d85755a146d54600d35', -1, 1737632827, 1737632827, '12bcf1f6', 5, 0, 0)

Line : 187
File : sessions.php