INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6d3f89e0af8927bf045e76b96b333fd5eb90466a353e02591b7b73d6517901d', 
    'OtIJt84hLPhLyzSuxId0M1aIIl7plu0fjEQW93QngQo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)