"Wed, 03 Jul 2024 21:40:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240703
Only TIME
21:40:37
General datetime
2024-07-03 21:40:37Z
For Database
2024-07-03 21:40:37
For HTTP1.1
Wed, 03 Jul 2024 21:40:37 GMT