INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6de1510168893760b22fc57d0d16a29f800a10a2bb579caf93f365b4b630cd51', 
    '53rQbOoHmZWOEihylo4DbTmyK1WsuSyDp6SQZxe/SrQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)