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 ('c5a55a189008c7270d96bb740e114bac', -1, 1717132541, 1717132541, '0d3b3d65', -10, 0, 0)

Line : 187
File : sessions.php