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 ('b54e0eb5d25b32255e9f52f131cc3ce1', -1, 1752879772, 1752879772, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php