INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421da9627b50e1e248c42743f63abb063c9524d0030afc061dcd9048407d877f', 
    'f+Rk1jt9Dnx9gWPNOwiOBYOvCupVKQkmBePagefbYbY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)