phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f1a10187446deebe744805350fc733f6' 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 ('f1a10187446deebe744805350fc733f6', -1, 1775136720, 1775136720, 'd849d816', -4, 0, 0)

Line : 187
File : sessions.php