INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ca8f156af02f28741afa2bc073357cd2c718bc733e98f54075906823e5cc756a', 
    'mt2GxloOu3EHxwmjHGd4HKiI//gK7fUCWbL9Ni9pvSc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)