INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29470c3a55edbdd271814dac6b0cd8fad2a448940a3a4f29c12cbb7a440a4aa5', 
    'MWMOqoDRkZOIcVku95J8a/7YibhFRwTrAH6ga0qMkpE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)