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")=(4911f5000b5ec783cf877db551df2d75) 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 ('4911f5000b5ec783cf877db551df2d75', -1, 1715086903, 1715086903, '7f000001', 0, 0, 0)

Line : 187
File : sessions.php