phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ad4427502977d2b24506bd09644493ce' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ad4427502977d2b24506bd09644493ce', -1, 1763448070, 1763448070, '12610e57', -9, 0, 0)

Line : 187
File : sessions.php