INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c7c5e59fb16fb34017922df0b2b038574a59edc986a61603fdd4bea542109e41', 
    '6751eYBYXqKrFxp9x1pgCq84bPce8nyxo2fty4OeLnA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)