INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a78c53ea16bfbdcafa691ae9564213f3641a12190aec3d3a39efe26fc9fdf13c', 
    '0fPHevEzg6zg0rjlGUDaidNvUnS0P0RnVFe+QDFwn2o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)