INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '502faea80141adb1dc34f91265f1fadfd4a7ecb1b256d64d08862d391d189fb6', 
    'j3Rf7aSTlhGdNeHaFLjqiPpdyFGr3OGwrI3NkK+HBp0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)