phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '521adcf05ab72da25ef29831d812f2e8' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('521adcf05ab72da25ef29831d812f2e8', -1, 1715766889, 1715766889, '12dca35b', 0, 0, 0)

Line : 187
File : sessions.php