"Sun, 13 Oct 2024 19:21:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
19:21:04
General datetime
2024-10-13 19:21:04Z
For Database
2024-10-13 19:21:04
For HTTP1.1
Sun, 13 Oct 2024 19:21:04 GMT