phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '620928f43c801463cbed71920459ca98' 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) VALUES ('620928f43c801463cbed71920459ca98', -1, 1759675364, 1759675364, 'ac45826a', -9, 0, 0)

Line : 188
File : sessions.php