phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9d988f3a798e3f1602e91d3268c95b4e' 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, priv_session_id) VALUES ('9d988f3a798e3f1602e91d3268c95b4e', -1, 1714172227, 1714172227, 'ac467e97', -4, 0, 0, '0b46e1a7640e61b736abb92cc9eef587')

Line : 187
File : sessions.php