"Sun, 11 Aug 2024 19:20:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240811
Only TIME
19:20:04
General datetime
2024-08-11 19:20:04Z
For Database
2024-08-11 19:20:04
For HTTP1.1
Sun, 11 Aug 2024 19:20:04 GMT