phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac0102ac01b50c01204e28a63b2a409b' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ac0102ac01b50c01204e28a63b2a409b', -1, 1715766454, 1715766454, '03105ab6', -1, 0, 0)

Line : 187
File : sessions.php