INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f5b1d928d311a56f0b1b38062a49f105c1794b3bb21ede8cf115c36734e7ac', 
    'z3y2LXlJ+00otQfTbdNMVy/oCgCPB4J6SMD7tE9wLkE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)