phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ae754a2adfc038bb7d4f3b915a2c3e4f' 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 ('ae754a2adfc038bb7d4f3b915a2c3e4f', -1, 1768291288, 1768291288, '7f000001', 1, 0, 0)

Line : 187
File : sessions.php