INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e508c338e3f9434e414dcdae59b570f44e34a262c1ef5e9d2854ddc3647ca4ca', 
    'pboMw5fK6sckv07bYEhBWBwmPYUrxoAqWJwmEcLh0QA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)