phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '73634b3b53c6731b1e00bfad5cb1c5ed' 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 ('73634b3b53c6731b1e00bfad5cb1c5ed', -1, 1760017786, 1760017786, 'd849d8d6', -4, 0, 0)

Line : 187
File : sessions.php