"Fri, 14 Feb 2025 18:27:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250214
Only TIME
18:27:44
General datetime
2025-02-14 18:27:44Z
For Database
2025-02-14 18:27:44
For HTTP1.1
Fri, 14 Feb 2025 18:27:44 GMT