phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c513485a81033a0c2e50a5c66874d90a' 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 ('c513485a81033a0c2e50a5c66874d90a', -1, 1757897781, 1757897781, 'd849d887', 44, 0, 0)

Line : 187
File : sessions.php