importinto/lightning: fix incorrect datatime value for zero date (#51201)

[ti-chi-bot]

This is an automated cherry-pick of #51201

What problem does this PR solve?

Issue Number: close #50757

Problem Summary:

What changed and how does it work?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-7.1@18a02ae). Click here to learn what that means.
The diff coverage is 100.0000%.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-7.1     #51226   +/-   ##
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  Coverage               ?   73.4173%           
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  Files                  ?       1210           
  Lines                  ?     378958           
  Branches               ?          0           
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  Hits                   ?     278221           
  Misses                 ?      82968           
  Partials               ?      17769           

[GMHDBJD]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: GMHDBJD, ywqzzy

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-02-27 11:13:23.762592861 +0000 UTC m=+960492.510215971: ☑️ agreed by GMHDBJD.
• 2024-02-28 03:55:48.956994967 +0000 UTC m=+1020637.704618077: ☑️ agreed by ywqzzy.

[GMHDBJD]

/cherry-pick release-6.5

[ti-chi-bot]

@GMHDBJD: new pull request created to branch release-6.5: #52066.

In response to this:

/cherry-pick release-6.5

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