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 ('9eda8eacb9b7c2d09e8f5ce5200b84f7', -1, 1711671135, 1711671135, '2cc918ab', 0, 0, 0)

Line : 193
File : sessions.php