phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5e83e8eccfdd3a1a1e7ccc59f3c0e05a', -1, 1717244697, 1717244697, '12da72f4', 1, 0, 0)

Line : 187
File : sessions.php