INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3321d609de8a09a20c3a8775aceb08a72d2d2d0a9b1c020ef0abb1d67c898706', 
    'X6A6hnrpkf1j9zy4BaFG//7KCIX7QbFVciph0y58WIk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)