Could not insert new anti bot question registration information

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b1c3f0ae0aaa698b10cac901a1adcdc5' for key 'PRIMARY'

INSERT INTO phpbb_anti_bot_quest_regconfirm (confirm_id, session_id, start_time) VALUES ('d2e6cc360e6afb65186db2e001167f74', 'b1c3f0ae0aaa698b10cac901a1adcdc5', 1791952457)

Line : 124
File : usercp_register.php