phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '88d8c5f421f4bdaf2a13021c6e42a1ad' 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 ('88d8c5f421f4bdaf2a13021c6e42a1ad', -1, 1715529858, 1715529858, 'c0a80201', -4, 0, 0)

Line : 187
File : sessions.php