phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '23f888d74fefae295eb10317ca34c7a1' 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 ('23f888d74fefae295eb10317ca34c7a1', -1, 1767274130, 1767274130, 'd849d82e', -4, 0, 0)

Line : 187
File : sessions.php