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 ('74c1be618e8c10c448f767cf9a70921c', -1, 1711696286, 1711696286, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php