INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bb9b9d91820959c44240e8d412512e1af8a70cb524d41302dfe7dbab0931c622', 
    '591AaLubnwFcAHyxb052S70rqC0DNcYjw+1xy8GsoeM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)