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 ('26a485a7e0a52964a0a8be6b77b5dbc8', -1, 1714101110, 1714101110, '1277fd5d', 0, 0, 0)

Line : 193
File : sessions.php