phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ab16fe4c715f7c638602425c3036f49e' 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 ('ab16fe4c715f7c638602425c3036f49e', -1, 1739440355, 1739440355, '038b51ee', -4, 0, 0)

Line : 187
File : sessions.php