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 ('bc29d9e5ae6edab91602e50c285915ca', -1, 1737596126, 1737596126, '0389aa4c', -9, 0, 0)

Line : 187
File : sessions.php