phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c2f1c5da2805b1cb9d083fcb72e2bf47' 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 ('c2f1c5da2805b1cb9d083fcb72e2bf47', -1, 1756688823, 1756688823, '00000000', 19, 0, 0)

Line : 187
File : sessions.php