INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b39b3c137cfd1fd760fcae092987b5d8748d5bfa0a75b70acb4006047d584e9e', 
    'jTKT2U7VUqI0+waCi/aXHOooUTAE30bB8YwiUBNh42Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)