INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '804692ef80abfe7915535d1cc18a2fb67738f63991b25f79a03a6fa8a928fd8e', 
    'n2M/4y3LhBqAPDxOI0cZUOI1pnKqrQJZrGPiJGoKUR0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)