INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '976819985a4ca29c2cb888468189e59f2e15a73d391832a7c64c70c39ef5da7e', 
    'UEfhqk8VGTxHhi5dk0WakI6qeLEPjKuY7x1xC+puNOI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)