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 ('90cc79f643889d44507ee2da3ae7a68b', -1, 1752878190, 1752878190, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php