phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : -1 ERROR: duplicate key value violates unique constraint "session_pkey" DETAIL: Key (session_id)=(4751b8ed9ef41931957ea7f79e2ef0c4) already exists.

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4751b8ed9ef41931957ea7f79e2ef0c4', -1, 1715225051, 1715225051, '6ca2d879', 1, 0, 0)

Line : 187
File : sessions.php