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 ('840f7b8e24123e3bb672fd9a5fa40cd0', -1, 1711722216, 1711722216, '3692614f', 0, 0, 0)

Line : 193
File : sessions.php