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 ('3428ad456f10c6a2a2e3f4079b36a02d', -1, 1751962887, 1751962887, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php