phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '767595a7f0761ec3ef899f3befeb17ed' 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 ('767595a7f0761ec3ef899f3befeb17ed', -1, 1756244103, 1756244103, 'd849d81a', 39, 0, 0)

Line : 187
File : sessions.php