INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a88c2e04a1a86f1c156810b043009d7dee88f3197eef6e7594878fa01b19c189', 
    'Clx16lftt91T0mgdrszChwN7UOc13Oq8smL8xSTMDdE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)