phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '5107fc8a693d982ae2ad109e3e6f138f' 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 ('5107fc8a693d982ae2ad109e3e6f138f', -1, 1765375096, 1765375096, '00000000', 2, 0, 0)

Line : 187
File : sessions.php