"Sat, 01 Feb 2025 02:09:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250201
Only TIME
02:09:36
General datetime
2025-02-01 02:09:36Z
For Database
2025-02-01 02:09:36
For HTTP1.1
Sat, 01 Feb 2025 02:09:36 GMT