INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '374bced8c3eda9d1a225e253bc1f45946f87513ef7048a105a2011fc61770101', 
    'o+pCThT4/+wCLYF0gGKmSvYivcW5mmYDoHZQ1fd2DMM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)