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)=(0907ffb53f5ac2377608b71c1b98d8f9) 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 ('0907ffb53f5ac2377608b71c1b98d8f9', -1, 1714169757, 1714169757, '1274282f', -7, 0, 0)

Line : 187
File : sessions.php