INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c83214f56f251aa5bcfc0b93a833654482650bdfb931891638c3af5a73bb8efc', 
    '8f6Trm23a+feJ0yRYsAMynkYM5Ddwme2icvukI5li+A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)