"Sun, 29 Sep 2024 18:26:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240929
Only TIME
18:26:15
General datetime
2024-09-29 18:26:15Z
For Database
2024-09-29 18:26:15
For HTTP1.1
Sun, 29 Sep 2024 18:26:15 GMT