INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21756acd1104a7a2a5127b7cd0a1b4cc9f9c706c01bc61d04c9c98015f8355c5', 
    'Pys5uWd0SgKQKTopJpcOuBwYze2MuV8WlNM+SoEsVa4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)