INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21e952e9aa692357c79b7285edfd42ec06dd6382dddf1d3daac5539d0f9439f4', 
    '1EMUJssc8QOeMWamzhRMhgCoMthBhryFJ7K7vYTXewk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)