"Sat, 13 Jul 2024 21:54:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240713
Only TIME
21:54:59
General datetime
2024-07-13 21:54:59Z
For Database
2024-07-13 21:54:59
For HTTP1.1
Sat, 13 Jul 2024 21:54:59 GMT