INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '71253befa4cbb20318a52b8353d521baef1a0f20bf9c4c699e9d6253be6e05fc', 
    'Gw7ET0Rp6o54P+v6xfsMlhDyZ36ygHh+owWWC0icijg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)