phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b8e0d72bf25d4e77b840049273c7fd53' 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 ('b8e0d72bf25d4e77b840049273c7fd53', -1, 1784641606, 1784641606, 'd849d941', 1, 0, 0)

Line : 187
File : sessions.php