phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a542d0a807752bf47cf16f749fdeb1e6' 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, priv_session_id) VALUES ('a542d0a807752bf47cf16f749fdeb1e6', -1, 1714308455, 1714308455, 'ac453b02', 19, 0, 0, 'a8ed7778a9ea49fdd1e465bf510e5597')

Line : 187
File : sessions.php