INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '140b573add6d3390a6cc63fe0e440658e2fcbe7f62050241eed62863bbaee556', 
    'm/mjIJwpeqXsawV1MRVKdtNbtEVoRfTGMKjBhZAcrOY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)