INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5443424fde95deedc9cda8f4e8f0b002df448bd24c819851ae1dfe0f8947b8b7', 
    'gZ+M9raDDUGpQFRKglPRy5woNrx5ICzCWF6fY621IIM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)