INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '55f29969429fcba7ef823070b560b1248ab92c51e953c99f546c928d87dadae9', 
    'qIIWHnMNfvyoB2IHXpz9hk472q6s3ayIdcTYG/MDYx8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)