phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '7c31c22de3b72e62cd1f8553d77088e2' 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 ('7c31c22de3b72e62cd1f8553d77088e2', -1, 1764654510, 1764654510, 'd849d836', -2, 0, 0)

Line : 187
File : sessions.php