phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '0785021b3b600fe2d3bb655e6460dd0c' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('0785021b3b600fe2d3bb655e6460dd0c', -1, 1767353752, 1767353752, 'd849d819', 4, 0, 0)

Line : 187
File : sessions.php