"Mon, 27 May 2024 22:17:29"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240527
Only TIME
22:17:29
General datetime
2024-05-27 22:17:29Z
For Database
2024-05-27 22:17:29
For HTTP1.1
Mon, 27 May 2024 22:17:29 GMT