INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51a489eea2a4a948b5c9fb53011a7c957dc8a10d510862138278e088b591182d', 
    'YtIjjSWc+UdlLTfQuoDe1eQCaj4ueS2oo+doWE5F95o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)