INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1568f16370c442157078ef7daa94d0b00a1853e0446f2d08e25ae9010602dc04', 
    '2a4Fja72B0wcngpbfQVcicfREVJNc3I7SHQK1a0JSTw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)