INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6519800a06610b18c033808658ae69c28fd1dd41dbe5564cff825328323c0749', 
    'dpajQXiVTRn0uQ+oGjJ/dmRf4f8ffgq6tI6SmScMG7M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)