"Tue, 21 Jan 2025 11:19:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250121
Only TIME
11:19:11
General datetime
2025-01-21 11:19:11Z
For Database
2025-01-21 11:19:11
For HTTP1.1
Tue, 21 Jan 2025 11:19:11 GMT