phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c39a51d7b14844123721ccfa41cc4f19' 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 ('c39a51d7b14844123721ccfa41cc4f19', -1, 1715891995, 1715891995, '12770b1c', -8, 0, 0)

Line : 187
File : sessions.php