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 ('aa5334199c494f1df2694a5705c38340', -1, 1717351663, 1717351663, '340fa493', 0, 0, 0)

Line : 187
File : sessions.php