INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15ffee6eaa5dc895aa8b790607626fa89f4b9b8c49a8a578e86bc32be78686c9', 
    'XRauR1fuOMwabeLhIrt4IWbqd9RW6nnq8UfOWfDDNa4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)