PayPal PHP Fatal error can someone please explain

[ianhg]

ZC 1.57 Bootstrap PHP 7.4
Just updated a site and and have seen this fatal php error, can anyone explain what is wrong and how to fix, thanks.
[05-May-2022 08:10:22 UTC] Request URI: /ipn_main_handler.php?type=ec&token=EC-9WK17060M91102201&PayerID=56PNFG6CD6XAN, IP address: *.*.*.*
#1 trigger_error() called at [/includes/classes/db/mysql/query_factory.php:171]
#2 queryFactory->show_error() called at [/includes/classes/db/mysql/query_factory.php:143]
#3 queryFactory->set_error() called at [/includes/classes/db/mysql/query_factory.php:270]
#4 queryFactory->Execute() called at [/includes/modules/payment/paypalwpp.php:2198]
#5 paypalwpp->ec_step2_finish() called at [/includes/modules/payment/paypalwpp.php:1900]
#6 paypalwpp->ec_step2() called at [/ipn_main_handler.php:80]
--> PHP Fatal error: 1062 Duplicate entry '15023' for key 'PRIMARY' :: INSERT INTO store_customers_info
(customers_info_id, customers_info_number_of_logons, customers_info_date_account_created, customers_info_date_of_last_logon)
VALUES (15023, 1, now(), now()) ==> (as called by) /includes/modules/payment/paypalwpp.php on line 2198 <== in /includes/classes/db/mysql/query_factory.php on line 171.