phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '73fdd8e2b15862ac6e2475a9671ef473' 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 ('73fdd8e2b15862ac6e2475a9671ef473', -1, 1784751432, 1784751432, 'd849d85b', 3, 0, 0)

Line : 187
File : sessions.php