Spamshield overloads my Database

Hi can you guys tell me what his error msg is ? and why i am getting it.. it seems it breaks my site database after some time

[2020-06-28 12:15:25.842057] [R:Xvhtu2lFAojL@aKnGI3EsgAAAAY] AH01071: Got error ‘PHP message: PHP Deprecated: Function create_function() is deprecated in … htdocs/wp-content/plugins/wp-spamshield/wp-spamshield.php on line 2033\n’