INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc321edee5c0366f021bebae6c48e8c62614441216e02426608a18419adc3c80', 
    'L9KL9QKqwuCNRHYO3txwiu80NCyf+7dgtM3xXwCj3OQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)