INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c21135520c5c4af17b8e9e6617a1e7667ef9cbdb323c267f31787a7728d48e6', 
    'uwl5H2PW5mIN7yHmN5605PKMVozHEpDGqedWKH0cNIw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)