INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '856288230d43213151042866d75d7c60a68dafef3c9513ebfe89a33b920c3252', 
    'Vn5Jg3IK/OyBsx0LylKhrv7dsVIUpLuMOHncWE9x09c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)