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 ('887ec4b07921569bf06e141b4d0cb541', -1, 1711646539, 1711646539, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php