phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "phpbb_session_pkey" DETAIL: Key (session_id)=(0ff37c175f2b098a3ce4f9170920edef) already exists.

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('0ff37c175f2b098a3ce4f9170920edef', -1, 1714228700, 1714228700, '12dd35d1', -9, 0, 0)

Line : 187
File : sessions.php