INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1421448cdefc4bbdef0f1bf79e74d70bd5a325c9286be40b2de04c24c08789a2', 
    'oU8bHXmgTGfmW2FwPhCHG2gmE8+msaG475PfE237GsI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)