"Sat, 04 Jan 2025 00:26:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20250104
Only TIME
00:26:15
General datetime
2025-01-04 00:26:15Z
For Database
2025-01-04 00:26:15
For HTTP1.1
Sat, 04 Jan 2025 00:26:15 GMT