INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '203b16ab12cf1b60a16d94fa309a1471f00ebb1c4b2dd0881800ee10e105f71a', 
    '9o8VL6TnnoYlSWECQITkAGtzCiQyYmtKN60DFhGvFVc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)