phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78a15d6d1c2b18c094056396aa22315a' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('78a15d6d1c2b18c094056396aa22315a', -1, 1714680720, 1714680720, '0311064b', -4, 0, 0)

Line : 187
File : sessions.php