INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c3309ccde0fc64e9e2606824156ab830c1e063307936a2aed4b43f49c80e0ab', 
    'r2UuPMMzZfo3yKnsqocJfzfu8m2gEhLTBaC3iV28hdQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)