phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a15964505d3f656f5dc63271757cb663' 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 ('a15964505d3f656f5dc63271757cb663', -1, 1715439716, 1715439716, '038d08f7', -8, 0, 0)

Line : 187
File : sessions.php