INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b39b87de77db052b0c4d26ea1c7aa0b8db1922906eb350080bc55665afd758ea', 
    '+9BvvoLGqJB3OOa/E9vaxOW41q+KVU5PjFQHRT6hWSE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)