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)=(888a75c9f2cbbbab3023fcc89f137423) 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 ('888a75c9f2cbbbab3023fcc89f137423', -1, 1713893984, 1713893984, '12759926', -4, 0, 0)

Line : 187
File : sessions.php