INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef2ab811a6c3794c1b2dd82c27144f6db5d7749023e61bce7dbf852d801bfbb5', 
    'MzjJ5+WPaKJKWa5BNcYPaxQt031zOgCZGlH1xVscpDs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)