INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b9b7b954aaebd8a7a5da405b91323a7e20b9fef7b977fb2d74c66e352b966c3', 
    'CQhPcntYvIjd7HUEQqOa7dGFzIWR1vbOFvSULgM9jMI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)