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 ('21a221e244b8d19f75b2cd836bef69e6', -1, 1717383441, 1717383441, '12bf5977', -11, 0, 0)

Line : 187
File : sessions.php