INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9121454992448f38919138a76a5e8fc1d5bee07531ebc8fd2a9107c8d02a87ef', 
    'Lwj1j0/PwR3vCTz73UNrkZB6ppwWfYjEA90t6/9rfLw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)