INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b38b9354d390762612ab0811f5f7febaa75d8c9959383f8c6bdb8db026377eb2', 
    'BPxgGbZ2m5mYiWQIdGXn4vPNflsLPWkTyxfgpbjIQGA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)