The address of the picture returned by the backend is 64-bit, but it does not contain the previous data type name, only the following data encoding, how to display it?

the address of the picture returned by the backend is 64-bit, but it does not contain the previous data type name, only the following data encoding, how to display it?

Htm
Mar.05,2021

I don't know what you mean by 64 bit, but it should be base64

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<img src="data:image/png;base64," />
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3b772-2c27a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3b772-2c27a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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