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)=(78b5e9bbcf2390f0a48aabe9bd18092a) 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 ('78b5e9bbcf2390f0a48aabe9bd18092a', -1, 1714011866, 1714011866, '12be9c50', -9, 0, 0)

Line : 187
File : sessions.php