phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '78524eada23955bde31b4e1b3e1c61d4' 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 ('78524eada23955bde31b4e1b3e1c61d4', -1, 1761992922, 1761992922, 'd849d80a', 18, 0, 0)

Line : 187
File : sessions.php