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 ('483e56434bae8c8064d0306d4c207ce0', -1, 1711711955, 1711711955, '0358b964', 0, 0, 0)

Line : 193
File : sessions.php