phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a124f9aa34992829406cf330dd938ca0' 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 ('a124f9aa34992829406cf330dd938ca0', -1, 1575653983, 1575653983, '12cfff31', -1, 0, 0)

Line : 187
File : sessions.php