INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3506d81879d294c97d7fb439fc6603aea98a21fc4451d4000239a2ce01d67aa1', 
    'a9hH1WJBoYiyp/btYKHIA3MzjPdVsduegKzza+y4GUI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)