INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7f545429b08e15694126b60b22691653f976b92fa546fefd7d09f4efd25d2e9', 
    'MEiUkHnrocCTAfqZqSWpsG63zmzZNGVywC9LGhbvskE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)