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 ('88d6c7a42c062264ebaf8d4ffd79de4c', -1, 1717315343, 1717315343, '038cc2aa', 2, 0, 0)

Line : 187
File : sessions.php