INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '30661609984c17de8d025e6d1239a12e19caea888ce623a0edd0c1e83af2fe65', 
    'sPM5dOTxeAfGqHu0vbpMAYQzFDPTN6EdxfTTbFqoa/E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)