"Wed, 21 Aug 2024 19:33:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240821
Only TIME
19:33:03
General datetime
2024-08-21 19:33:03Z
For Database
2024-08-21 19:33:03
For HTTP1.1
Wed, 21 Aug 2024 19:33:03 GMT