INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '502c4aef847803ba991e3610e521750dd74e848e863b07cc846005719668a3ac', 
    'OqsSmbWRvNR1wZ03QZslbmDn+PkKA5kj7ijff60Wq4E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)