phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dabc06987939cf27a78eb83b0cb17d48' 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 ('dabc06987939cf27a78eb83b0cb17d48', -1, 1560972888, 1560972888, '36931da0', -9, 0, 0)

Line : 198
File : sessions.php