INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c456995dbfffc622c279434f1f4bdcfef5858a25323080eb351f1bc3866a823', 
    '9xY0dx5EBIhboWWubVcMluIkFZ6t1LRrm4eeNWjHgkE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)