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 ('a71ab65c23b0361bd5c31ea9b6530460', -1, 1717276127, 1717276127, '031080f8', -4, 0, 0)

Line : 187
File : sessions.php