"Sun, 13 Oct 2024 04:44:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
04:44:21
General datetime
2024-10-13 04:44:21Z
For Database
2024-10-13 04:44:21
For HTTP1.1
Sun, 13 Oct 2024 04:44:21 GMT