phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b0f0747257b4e79a3f1f520c07e6d442' 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 ('b0f0747257b4e79a3f1f520c07e6d442', -1, 1757544381, 1757544381, 'd849d863', -9, 0, 0)

Line : 187
File : sessions.php