INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4bb8518040d83817d4115bff1c93ffbc4607b1251ccb8e54155b2fa9f6fdf03a', 
    'K3IQmvYh1/2RA6YshXmH5p4CykxWq3GF9lls1OODyuE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)