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 ('663d5d64f33d8020b63e1433eb45920e', -1, 1711706186, 1711706186, '2cc8201f', -4, 0, 0)

Line : 193
File : sessions.php