INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4fb5f7c4263b682fa10e93a45533e8a575eae2a2fb2944efa3cb73f9ca715d3', 
    'px/U8/42c7FeB3FU0dE96rr5BIDI4yscVYklLn43bEk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00051

Result

int(1)