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 ('d6626d6a9cf0fc7408747ec6dfdc9aac', -1, 1635154060, 1635154060, '03e58e5b', -4, 0, 0)

Line : 187
File : sessions.php