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")=(ad9eaa0f9434e31851e648c26e99095d) 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 ('ad9eaa0f9434e31851e648c26e99095d', -1, 1714315177, 1714315177, '7f000001', 4, 0, 0)

Line : 187
File : sessions.php