INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9b21fcbeec46ae16736b06390c88cfba493e836d823f0751695d0634396db179', 
    'kul7LtyMZvn1L/Y5T8h94O38aOz7ELyGqU47tuOhRd0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)