INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '976cce30228b48d43be6fabf9cf702a49c06d1bf87375a8bfa6880236508fca9', 
    '6/o6T0iQqnbzLMoaBu9SR3gxea0W5s1QswAnZ6OsoQs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)