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 ('e093d6f4c4f8b8ac7b468a27fd4c7bee', -1, 1711671865, 1711671865, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php