INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b756e792f9438b5443bc73e3af446be3fdbc785fdb4d8ab944fde34999b9084b', 
    'icAjgvpbHpyFfmqjHwa3MzRuOPGEvS8jxcFXk9qV+0Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)