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 ('3891cf984aea7584d47a8285ece4d7a7', -1, 1714162276, 1714162276, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php