INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421db92ee08f5a8fd7602b23a6358959aa3edfb37a71db69ab2f06821d8ab795', 
    '6afqpHJsM5ROazLQFa8fB0LJ4gU/fqJcD/+jOEqn8lg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)