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 ('48a761449a9cb66d2c2d3794547972fc', -1, 1714100589, 1714100589, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php