phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a1c2b9c514afc2c170e902556eda72e1' for key 'PRIMARY'

INSERT INTO ku_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a1c2b9c514afc2c170e902556eda72e1', -1, 1715308611, 1715308611, '038b6bf1', -9, 0, 0)

Line : 187
File : sessions.php