phpBB : Erro Crítico

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO f_activesessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('5b5a80d0ac3a0b6fcba8b4d8701af53c', -1, 1767578330, 1767578330, 'd849d87f', -4, 0, 0)

Line : 187
File : sessions.php