INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6936783babac8d3ed862a9d20cb85f9c32a980d1c82d291b0805a546638e5251', 
    'cpy4vEzsvpyTiPbo0/ZJn1bnEzlq/hDJL8sk1lT9fNw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)