INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56919b27556201abdf6ef2c18984b8f2c1f5a5e1edb019f777779b8f6ac92945', 
    '86cSZZjCRjemY5VMpnZVrc1e+8IuZf1z3vwu626Vo9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)