INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b97881816dfaa644613eed5ca5c03efe6fe49274eaace90e22d8521b60c22b32', 
    '4BtXMNoQ2cowelk7JhH1ns//uwRz1RyP9zeLD8lv1Qc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)