phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ba52c57b0ebfab3dc3e6a59bbd19ffaf' 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 ('ba52c57b0ebfab3dc3e6a59bbd19ffaf', -1, 1547982880, 1547982880, '36901829', -8, 0, 0)

Line : 174
File : sessions.php