phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '12c9b94a69c021d39471d301cffb3e5a' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('12c9b94a69c021d39471d301cffb3e5a', -1, 1714836710, 1714836710, 'c0a80201', -11, 0, 0)

Line : 187
File : sessions.php