INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5a243c402bbd2b96302677f60efe6288a76230b70928cb27c4cf6f3aa6d65bad', 
    'J0QFWLEMurjlH+KXlg8AW99FLxPEmSAFdit5wNMgb4s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)