INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4667eb3e0d1d23df15cc1cdf436d979d727f1935729082facc45be41270cede', 
    '30e4G0t1xNBfI7xJc7daqutCNKffqdRBvz20L4pv7NE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)