INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7990f1542f738bd1cb76234bf000819ee6ff4b117349b2cd545794e825a22ff', 
    'PgP0o+jHuGja7a602BADCeJGy0XQRfiFtsVsZsfI1t8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)