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 ('6a8fd88c94a96774dc508b7c010d5030', -1, 1752217640, 1752217640, '54ccfc03', -2, 0, 0)

Line : 187
File : sessions.php