"Sun, 29 Sep 2024 18:05:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
18:05:11
General datetime
2024-09-29 18:05:11Z
For Database
2024-09-29 18:05:11
For HTTP1.1
Sun, 29 Sep 2024 18:05:11 GMT