INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5540ffe0d4de37681cc08ebd643a5f151ffa6f255a08fdbb1f87524657cfb69e', 
    '2nsW2BgmGDdBOsosjRF6JUapwr6qiaof92nKdf5CIwM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00013

Result

int(1)