INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1eb88c2010428dc35c22426a5409fbf429340a8b0d1f118657a2c0a533b06ba8', 
    'UHyjfZAjKOOnsdKgEiV9jrjLzoS8XbtdDw2Va9So/JM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)