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 ('2d6f9c59ded185e36b5d155f6b5668db', -1, 1714018138, 1714018138, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php