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 ('54c68d45f6bef3b2d1d1a9060757b00a', -1, 1752878990, 1752878990, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php