phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9478515d84814e8c2e488bebe06d9f1d' 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 ('9478515d84814e8c2e488bebe06d9f1d', -1, 1715024728, 1715024728, '12dc4080', -4, 0, 0)

Line : 187
File : sessions.php