INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a31febafc9384af9903cacc8fc79e134aa59488e15c9de179026cbec55301ff5', 
    'B9IC2dFGtKlESHb4VaOQ7mcoFH+JHcOGZm644t2a6i4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)