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 ('08891b415eb1d1f3e5a04187d7b076e6', -1, 1753616274, 1753616274, 'd849d85f', 2, 0, 0)

Line : 187
File : sessions.php